1 files changed, 16 insertions, 13 deletions

diff --git a/drivers/net/wireless/microchip/wilc1000/sdio.c b/drivers/net/wireless/microchip/wilc1000/sdio.c
index e14b9fc2c67a..42e03a701ae1 100644
--- a/drivers/net/wireless/microchip/wilc1000/sdio.c
+++ b/drivers/net/wireless/microchip/wilc1000/sdio.c
@@ -129,10 +129,8 @@ static int wilc_sdio_probe(struct sdio_func *func,
 
 	ret = wilc_cfg80211_init(&wilc, &func->dev, WILC_HIF_SDIO,
 				 &wilc_hif_sdio);
-	if (ret) {
-		kfree(sdio_priv);
-		return ret;
-	}
+	if (ret)
+		goto free;
 
 	if (IS_ENABLED(CONFIG_WILC1000_HW_OOB_INTR)) {
 		struct device_node *np = func->card->dev.of_node;
@@ -148,24 +146,29 @@ static int wilc_sdio_probe(struct sdio_func *func,
 	wilc->bus_data = sdio_priv;
 	wilc->dev = &func->dev;
 
-	wilc->rtc_clk = devm_clk_get(&func->card->dev, "rtc");
-	if (PTR_ERR_OR_ZERO(wilc->rtc_clk) == -EPROBE_DEFER) {
-		kfree(sdio_priv);
-		return -EPROBE_DEFER;
-	} else if (!IS_ERR(wilc->rtc_clk))
-		clk_prepare_enable(wilc->rtc_clk);
+	wilc->rtc_clk = devm_clk_get_optional(&func->card->dev, "rtc");
+	if (IS_ERR(wilc->rtc_clk)) {
+		ret = PTR_ERR(wilc->rtc_clk);
+		goto dispose_irq;
+	}
+	clk_prepare_enable(wilc->rtc_clk);
 
 	dev_info(&func->dev, "Driver Initializing success\n");
 	return 0;
+
+dispose_irq:
+	irq_dispose_mapping(wilc->dev_irq_num);
+	wilc_netdev_cleanup(wilc);
+free:
+	kfree(sdio_priv);
+	return ret;
 }
 
 static void wilc_sdio_remove(struct sdio_func *func)
 {
 	struct wilc *wilc = sdio_get_drvdata(func);
 
-	if (!IS_ERR(wilc->rtc_clk))
-		clk_disable_unprepare(wilc->rtc_clk);
-
+	clk_disable_unprepare(wilc->rtc_clk);
 	wilc_netdev_cleanup(wilc);
 }